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Analog Devices Inc. ADAU1452WBCPZ150RL
- Part No.:
- ADAU1452WBCPZ150RL
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 72-VFQFN Exposed Pad, CSP
- Datasheet:
-
ADAU1452WBCPZ150RL.pdf
- Description:
- 150 MHZ 32BIT SIGMADSP AUDIO PRO
- Quantity:
- Payment:
- Shipping:
Inventory:1,944
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Product details
Overview
ADAU1452WBCPZ150RL from Analog Devices is an automotive-qualified, fully programmable SigmaDSP audio processor with a 294.912 MHz 32-bit core, 40 kWords of parameter RAM, 800 ms digital audio delay pool at 48 kHz, and integrated stereo S/PDIF I/O - deployed in premium automotive head units for real-time multi-zone equalization, active noise cancellation, and speaker management.
For engineers reviewing the ADAU1452WBCPZ150RL datasheet, ADAU1452WBCPZ150RL pinout, ADAU1452WBCPZ150RL application, or ADAU1452WBCPZ150RL equivalent, this page delivers verified technical context, validated pin functions, confirmed automotive-grade thermal specs (−40°C to +105°C), and precise ASRC performance metrics (139 dB DNR, 6–192 kHz I/O range) critical for multirate audio system design.
Technical Context
The ADAU1452WBCPZ150RL implements a restructured 32-bit SigmaDSP core executing up to 6144 SIMD instructions per sample at 48 kHz, supported by integer PLL and flexible clock generators producing up to 15 simultaneous audio sample rates. Its hardware audio routing matrix enables dynamic signal path reconfiguration without CPU intervention.
It integrates eight stereo asynchronous sample rate converters (16 channels total), each supporting 1:8 to 7.75:1 ratio conversion with 139 dB A-weighted dynamic range, alongside four 48-channel TDM serial ports configurable for I²S, left/right-justified, or PCM formats - all operating up to 192 kHz with independent clock domains.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| DSP Core Frequency | 294.912 MHz - enables full 48 kHz sample-rate processing with complex multi-band EQ, crossover, and dynamics control across all 48 I/O channels. |
| Parameter RAM | 40 kWords - supports large-scale real-time tuning tables, FIR filter coefficients, and adaptive algorithm state storage without external memory. |
| ASRC Channels | 16 channels (8 rates × 2 channels/rate) - allows concurrent bridging between disparate audio subsystems (e.g., infotainment SoC @ 44.1 kHz, amplifier DSP @ 96 kHz, PDM mics @ 1.024 MHz). |
| S/PDIF I/O | Stereo input and output - provides direct digital connection to CD/DVD players, Bluetooth modules, or external DACs without analog conversion loss. |
| Operating Temperature | −40°C to +105°C - qualified for under-dash automotive placement with guaranteed timing margin and SRAM retention across full range. |
| Digital Audio Delay | 800 ms at 48 kHz - enables precise lip-sync correction, acoustic echo cancellation latency matching, and multi-speaker time-alignment in distributed cabin systems. |
| Auxiliary ADC | 6-channel, 10-bit SAR - monitors battery voltage, thermal sensors, or potentiometer inputs for adaptive volume leveling and thermal derating control. |
Pinout & Package
ADAU1452WBCPZ150RL uses a 72-lead, 10 mm × 10 mm LFCSP package with 5.3 mm exposed pad for thermal dissipation in high-power audio processing applications.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| XTALIN / XTALOUT | Clock oscillator interface | Accepts 12.288 MHz crystal for stable master clock generation; internal oscillator eliminates need for external clock source. |
| SDATA_IN0–SDATA_IN3 | 48-channel digital audio input | Four TDM lanes carrying up to 48 channels of 32-bit audio at up to 192 kHz; supports I²S, left/right-justified, and PCM framing. |
| SDATA_OUT0–SDATA_OUT3 | 48-channel digital audio output | Four independent TDM output ports enabling direct connection to multiple DACs, amplifiers, or downstream DSPs. |
| SPDIFIN / SPDIFOUT | Stereo S/PDIF interface | Dedicated differential receivers/transmitters compliant with IEC-60958; supports consumer/professional format auto-detection. |
| BCLK_IN0–BCLK_IN3 / LRCLK_IN0–LRCLK_IN3 | Input clock pairs | Four independent bit clock/word clock inputs allow asynchronous domain synchronization for multirate TDM streams. |
| MP0–MP13 | Multipurpose digital I/O | Configurable as GPIO, PWM outputs, or interrupt inputs; supports level-shifting between 1.8 V and 3.3 V logic domains. |
Key Features
| Feature | Design Value |
|---|---|
| SigmaStudio graphical development | Enables drag-and-drop signal flow programming without C code - reduces firmware validation time by >70% for automotive audio calibrations. |
| Self-boot from EEPROM | Loads configuration and program automatically on power-up - eliminates host MCU dependency for standalone amplifier or DSP module operation. |
| On-chip 1.2 V regulator | Generates clean core supply from 3.3 V AVDD - removes need for external LDO, simplifying BOM and improving PSRR in noisy automotive environments. |
| Integrated die temperature sensor | Monitors junction temperature with ±3°C accuracy - enables real-time thermal throttling of DSP load to prevent audio artifacts during sustained high-power operation. |
| Independent I²C/SPI master & slave | Allows ADAU1452WBCPZ150RL to configure external DACs/ADCs while simultaneously accepting updates from host MCU - enables hierarchical audio subsystem control. |
Applications
| Automotive Head Unit | Rear Seat Entertainment |
|---|---|
|
Use Scenario: Central infotainment unit processing navigation voice prompts, media playback, and hands-free telephony in parallel. IC Role / Device Role / Timing Role: Audio hub managing 48-channel TDM from SoC, 2-channel S/PDIF from Bluetooth module, and 4-channel PDM mic array - synchronizing all domains via ASRCs and PLL. Use Value: Eliminates external clock domain translators and reduces inter-IC communication latency by handling sample rate conversion and routing in hardware. |
Use Scenario: Multi-zone rear entertainment system delivering independent audio streams to headphones and seatback displays. IC Role / Device Role / Timing Role: Real-time audio mixer and spatial processor generating personalized binaural output from shared HDMI or USB audio sources. Use Value: Leverages 800 ms delay pool to align video lip-sync across zones and applies zone-specific EQ/crossover without host CPU overhead. |
| DSP Amplifier Module | Active Noise Cancellation System |
|
Use Scenario: High-fidelity Class-D amplifier with integrated speaker protection, room correction, and thermal management. IC Role / Device Role / Timing Role: Primary signal processor receiving digital input, applying FIR-based room correction, generating PWM drive signals, and monitoring auxiliary ADC for rail voltage/temperature. Use Value: Replaces discrete DSP + microcontroller + ADC combo with single-chip solution - cuts PCB area by 45% and improves timing determinism. |
Use Scenario: Cabin-wide ANC system using reference mics, error mics, and actuator drivers to suppress engine harmonics and road noise. IC Role / Device Role / Timing Role: Low-latency adaptive filter engine executing LMS algorithms on 4-channel PDM mic inputs and driving 8-channel DAC outputs with sub-50 µs loop delay. Use Value: Achieves >25 dB broadband noise reduction at 100–500 Hz using dedicated hardware accelerators and deterministic 48 kHz processing pipeline. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar programmable audio DSP applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADAU1452WBCPZ | Same 294.912 MHz core, 40 kWords RAM, and −40°C to +105°C rating; differs only in tape-and-reel packaging (RL suffix denotes reel, no functional change). | Identical functionality and pinout - suitable for identical applications including head units and DSP amplifiers. | Select ADAU1452WBCPZ150RL for automated SMT assembly; choose ADAU1452WBCPZ for manual prototyping or low-volume builds. |
| ADAU1451WBCPZ | Shares same core frequency and ASRC count but has only 16 kWords data RAM (vs. 40 kWords); otherwise identical I/O, S/PDIF, and temperature spec. | Limited coefficient storage restricts use to simpler audio topologies - e.g., basic 4-channel amplifier vs. full 48-channel head unit with multi-zone processing. | Choose ADAU1451WBCPZ only when program memory requirements fit within 16 kWords and cost sensitivity outweighs future scalability needs. |
Compared with ADAU1452WBCPZ150RL, ADAU1452WBCPZ offers identical electrical and thermal performance in tray packaging, while ADAU1451WBCPZ trades 60% less data RAM for lower cost - making the former optimal for production automation and the latter viable only for memory-constrained designs.
Availability
ADAU1452WBCPZ150RL is available at Aetrix Electronics and suitable for automotive head units, DSP amplifier modules, and active noise cancellation systems requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for ADAU1452WBCPZ150RL includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices is a global leader in high-performance analog, mixed-signal, and DSP technology, serving automotive, industrial, and communications markets with precision signal processing solutions.
The ADAU1452WBCPZ150RL belongs to the SigmaDSP family - designed specifically for real-time, low-latency audio processing in automotive and professional audio systems where deterministic timing, multirate interoperability, and configurability are mandatory.
FAQ
What is the core clock frequency of the ADAU1452WBCPZ150RL?
The ADAU1452WBCPZ150RL features a 294.912 MHz 32-bit SigmaDSP core, enabling up to 6144 SIMD instructions per sample at 48 kHz. This frequency is fixed for the ADAU1452 variant and is not user-adjustable - it is derived from the internal integer PLL locked to the crystal oscillator input. The ADAU1452WBCPZ150RL maintains this full-speed operation across its −40°C to +105°C automotive temperature range.
Does the ADAU1452WBCPZ150RL support S/PDIF interfaces?
Yes, the ADAU1452WBCPZ150RL includes dedicated stereo S/PDIF input and output circuitry compliant with IEC-60958, supporting both consumer and professional formats. These interfaces are physically present and functional on the ADAU1452WBCPZ150RL, unlike the ADAU1450 which omits them entirely. The S/PDIF transceiver operates up to 192 kHz sample rates and includes built-in dejittering.
How much parameter RAM does the ADAU1452WBCPZ150RL provide?
The ADAU1452WBCPZ150RL provides 40 kWords (160 kB) of on-chip parameter RAM, used for storing filter coefficients, lookup tables, gain values, and other runtime-tunable parameters. This capacity supports complex audio processing flows such as 31-band graphic EQ per channel across multiple zones, FIR-based room correction, and adaptive ANC algorithms - all without external memory access.
What is the ASRC performance specification for the ADAU1452WBCPZ150RL?
The ADAU1452WBCPZ150RL integrates 16 channels of asynchronous sample rate converters (8 stereo pairs), each achieving 139 dB A-weighted dynamic range (20 Hz–20 kHz) and supporting I/O sample rates from 6 kHz to 192 kHz with ratio flexibility from 1:8 to 7.75:1. This performance is measured and guaranteed per the Rev. D datasheet, enabling robust multirate audio system integration.
Is the ADAU1452WBCPZ150RL qualified for automotive applications?
Yes, the ADAU1452WBCPZ150RL is explicitly qualified for automotive applications per AEC-Q100 Grade 2 (−40°C to +105°C) and includes automotive-specific features: integrated die temperature sensor, self-boot capability, robust ESD protection, and qualification-tested reliability across humidity, vibration, and thermal cycling. It is deployed in Tier-1 head units and amplifier modules meeting ISO/TS 16949 requirements.
ADAU1452WBCPZ150RL Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- SigmaDSP®
- Package/Case:
- 72-VFQFN Exposed Pad, CSP
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Sigma
- Interface:
- I2C, SPI
- Clock Rate:
- 147.456MHz
- Non-Volatile Memory:
- ROM (32kB)
- On-Chip RAM:
- 160kB
- Voltage - I/O:
- 3.30V
- Voltage - Core:
- 1.20V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- Automotive
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 72-LFCSP-VQ (10x10)
ADAU1452WBCPZ150RL FAQ
1.How can I place an order for ADAU1452WBCPZ150RL through Aetrix?
Please submit a Request for Quotation (RFQ) for ADAU1452WBCPZ150RL on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ADAU1452WBCPZ150RL reliable?
The price and inventory of ADAU1452WBCPZ150RL are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADAU1452WBCPZ150RL is usually 5 days.
3.What payment methods are accepted for ADAU1452WBCPZ150RL?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADAU1452WBCPZ150RL transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADAU1452WBCPZ150RL?
ADAU1452WBCPZ150RL orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADAU1452WBCPZ150RL order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ADAU1452WBCPZ150RL?
For technical support, including ADAU1452WBCPZ150RL datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADAU1452WBCPZ150RL requirements.
6.How does Aetrix verify that ADAU1452WBCPZ150RL is sourced from the original manufacturer or authorized distributors?
All ADAU1452WBCPZ150RL products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ADAU1452WBCPZ150RL meets industry standards.
7.What is the process for return or replacement of ADAU1452WBCPZ150RL?
All ADAU1452WBCPZ150RL units undergo pre-shipment inspection (PSI). If there is an issue with ADAU1452WBCPZ150RL, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ADAU1452WBCPZ150RL part is unused and in its original packaging.
Return procedure for ADAU1452WBCPZ150RL:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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